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