| Digs deeply (into a subject of interest, eg) |
The Times Concise |
30 Nov 2023 |
| Digs deep (into) |
New York Times |
16 Jan 2023 |
| Looks closely (into) |
New York Times |
31 Jul 2019 |
| Investigates intensely |
Newsday |
25 Jul 2019 |
| Digs deep |
Newsday |
07 Jul 2019 |
| Looks closely (into) |
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| Investigates |
Premier Sunday |
30 Dec 2018 |
| Researches |
Thomas Joseph |
17 Oct 2017 |
| Makes thorough investigations |
Wall Street Journal |
02 Jul 2016 |
| Rummages deeply |
The Times Concise |
11 Apr 2016 |
| Digs deeply (into) |
New York Times |
19 Jan 2016 |
| Digs deeply (into) |
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| Digs deeply |
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| With 77-Down, does thorough research on |
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| Probes, with "into" |
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| Digs deep |
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| Probes, with "into" |
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| Investigates, with "into" |
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| Investigates, with "into" |
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| Searches laboriously |
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| Goes deep (into) |
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| Digs deeply |
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| Digs (into) |
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| Digs deeply |
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| Searches laboriously |
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| Digs deeper |
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| Searches the archives |
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| Digs into |
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| Digs for data |
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| Does intensive research |
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| Digs. |
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| Does research. |
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