Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hieu mon ve snippets" » "hieu moi ve snippets", "hieu mot ve snippets", "thieu mot ve snippets", "hieu lon ve snippets", "hieu mon he snippets", "hieu mon va 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: (((("hieu mon ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hieu mon ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hieu mon ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hieu mon ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.