Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"huu mot canh snippets" » "huu mot cach snippets", "huu mo canh snippets", "huu mot hanh snippets", "cuu mot canh snippets", "huy mot canh snippets", "hieu mot canh 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: (((("huu mot canh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("huu mot canh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( huu mot canh snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("huu mot canh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.