Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thoi mo chon snippets" » "thi mo chon snippets", "thong mo chon snippets", "thoai me chon snippets", "thoi mo cho snippets", "thoi mo phong 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: (((("thoi mo chon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thoi mo chon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thoi mo chon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thoi mo chon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.