Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bac hay hon snippets" » "bac thay hon snippets", "bac ha hon snippets", "bac nhat hon snippets", "bac hay khong snippets", "bac cay hong snippets", "bac hay song 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: (((("bac hay hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bac hay hon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bac hay hon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bac hay hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.