Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"truc tp ho snippets" » "truc tu ho snippets", "truc tiep ho snippets", "thuc tap ho snippets", "truc te ho snippets", "truc tp ha 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: (((("truc tp ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("truc tp ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( truc tp ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("truc tp ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.