Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"pho phuc cua snippets" » "pho phu cua snippets", "khao phuc cua snippets", "pham phuc cua snippets", "pho thuc cua snippets", "pho hoc cua snippets", "pho phuc vu 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: (((("pho phuc 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: (((("pho phuc cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( pho phuc cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("pho phuc cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.