Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cua tinh voi snippets" » "cua sinh voi snippets", "va tinh voi snippets", "ha tinh voi snippets", "cua trinh voi snippets", "cua tinh doi snippets", "cua binh voi 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: (((("cua tinh 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: (((("cua tinh voi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cua tinh voi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cua tinh voi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.