Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"pho duoi ca snippets" » "theo duoi ca snippets", "pho voi ca snippets", "cho doi ca snippets", "pho doi ca snippets", "pho cuoi cua snippets", "pho nuoi cay 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 duoi ca 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 duoi ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( pho duoi ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("pho duoi ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.