Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"trieu thi xe snippets" » "trieu thi xa snippets", "trieu thi le snippets", "trieu thi xo snippets", "thieu thi xe snippets", "trien thi xe snippets", "tieu thi xe 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: (((("trieu thi xe snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trieu thi xe snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trieu thi xe snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trieu thi xe snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.