Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phu chi cua snippets" » "thu chi cua snippets", "phu chu cua snippets", "phu nhi cua snippets", "phu chi cuc snippets", "phu khi cua snippets", "phu cuoi 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: (((("phu chi 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: (((("phu chi cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phu chi cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phu chi cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.