Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phai va chan snippets" » "phi va chan snippets", "pham va chan snippets", "phap va chan snippets", "phai va phan snippets", "phai va cham snippets", "phai va chat 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: (((("phai va chan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phai va chan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phai va chan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phai va chan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.