Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phat cao hon snippets" » "phat cao code snippets", "chat cao hon snippets", "phat giao hon snippets", "thuat cao hon snippets", "phat cao son snippets", "phat cao hoc snippets", "phat ca hon 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: (((("phat cao hon snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phat cao hon snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( phat cao hon snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phat cao hon snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.