Perhaps you should try some spelling variations:
"python missing data snippets" » "python using data snippets"
"thi con co snippets" » "thi cong co snippets", "thi mon co snippets", "chi con co snippets", "thi con cho snippets", "thi con coi snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("thi con co snippets") or ("python missing data snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi con co snippets") OR ("python missing data snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thi con co snippets ) or ( python missing data snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi con co snippets") or ("python missing data snippets"))) or ("locating bug code snippets"))*.