Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cap voi cho snippets" » "cap phoi cho snippets", "cham voi cho snippets", "giap voi cho snippets", "cap voi chon snippets", "cap hoi cho snippets", "cap moi cho 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: (((("cap voi cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cap voi cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cap voi cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cap voi cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.