Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phan hang ca snippets" » "phan hang code snippets", "phan dang ca snippets", "pham hang ca snippets", "phan hong ca snippets", "phan hang va snippets", "phan nang cao snippets", "phan hang tai snippets"
"python using java snippets" » "python using data 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: (((("phan hang ca snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phan hang ca snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( phan hang ca snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan hang ca snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.