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