Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"theo van doc snippets" » "thao van doc snippets", "tho van doc snippets", "theo vong doc snippets", "theo van duoc snippets", "theo van hoc snippets", "theo van loc 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: (((("theo van doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("theo van doc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( theo van doc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("theo van doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.