Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cho huu chan snippets" » "cho huu han snippets", "cho huu chau snippets", "cho huu phan snippets", "chat huu chan snippets", "cho thue chan snippets", "cho hyun 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 huu 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 huu chan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cho huu chan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cho huu chan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.