Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cho te chan snippets" » "cho te than snippets", "cho le chan snippets", "cho te chat snippets", "cho tre chan snippets", "cho he chan snippets", "cho tu chan 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 te 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: (((("cho te chan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cho te chan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cho te chan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.