Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"van cua phe snippets" » "van cua code snippets", "vang cua phe snippets", "ban cua phe snippets", "dan cua phe snippets", "van ca phe snippets", "van cua che snippets", "van cua he 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: (((("van cua phe snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("van cua phe snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( van cua phe snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("van cua phe snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.