Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"byt vu thanh snippets" » "byt su thanh snippets", "byt vu khanh snippets", "byt cuu thanh snippets", "byt ve thanh snippets", "byt vu thanh slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("byt vu thanh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("byt vu thanh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( byt vu thanh snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("byt vu thanh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.