Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thi hieu voi snippets" » "thi chieu voi snippets", "thi hien voi snippets", "thi dieu voi snippets", "thi hieu moi snippets", "thi lieu voi snippets", "thi hieu loi 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 hieu voi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi hieu voi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thi hieu voi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi hieu voi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.