Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoi ham cua snippets" » "hoi cham cua snippets", "hoi ha cua snippets", "hoi han cua snippets", "hoi pham cua snippets", "hoi hai cua snippets", "hoi nam 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: (((("hoi ham 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: (((("hoi ham cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoi ham cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoi ham cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.