Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khu cac cuoc snippets" » "khu cac nuoc snippets", "khu ca cuoc snippets", "khu cac quoc snippets", "khai cac cuoc snippets", "phuc cac cuoc 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: (((("khu cac cuoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khu cac cuoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khu cac cuoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khu cac cuoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.