Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"huu tuu hoc snippets" » "huu thu hoc snippets", "huu tung hoc snippets", "huu tuan hoc snippets", "huu tu hoc snippets", "huu cuu hoc snippets", "huu tru hoc 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: (((("huu tuu hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("huu tuu hoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( huu tuu hoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("huu tuu hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.