Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bac hang ke snippets" » "bac thang ke snippets", "ban hang ke snippets", "bach khang ke snippets", "bac thong ke snippets", "bac hanh kem snippets", "bac nhung ke 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 hang ke 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 hang ke snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bac hang ke snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bac hang ke snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.