Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bang thep ca snippets" » "bang thien ca snippets", "bang tien ca snippets", "tang theo ca snippets", "bang tiep can snippets", "bang tiep cua snippets", "bang thep cho 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: (((("bang thep ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bang thep ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bang thep ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bang thep ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.