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