Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"sieu thi hoi snippets" » "trieu thi hoi snippets", "dieu tri hoi snippets", "su thi hoi snippets", "sieu thi hoai snippets", "sieu thi choi snippets", "sieu thi hai 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: (((("sieu thi hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("sieu thi hoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( sieu thi hoi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("sieu thi hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.