Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cuc tieu voi snippets" » "muc tieu voi snippets", "cac tieu voi snippets", "cach tieu voi snippets", "cuc lieu voi snippets", "cuc hieu voi snippets", "cuc tien 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: (((("cuc tieu 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: (((("cuc tieu voi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuc tieu voi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuc tieu voi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.