Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bach mai cua snippets" » "bach dai cua snippets", "bach hai cua snippets", "bach lai cua snippets", "sach mai cua snippets", "cach mai cua snippets", "bac mai cua 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: (((("bach mai cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bach mai cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bach mai cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bach mai cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.