Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thi ba cua snippets" » "thi ha cua snippets", "thi ra cua snippets", "thi bach cua snippets", "thi ban cua snippets", "thi bai cua snippets", "thi bao cua 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: (((("thi ba cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi ba cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thi ba cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi ba cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.