Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"khu vu cha snippets" » "khu vu code snippets", "khu vuc cha snippets", "khu du cha snippets", "khu va cha snippets", "khu vu cham snippets", "khu vu chat snippets", "khu vu ha 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: (((("khu vu cha snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khu vu cha snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( khu vu cha snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khu vu cha snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.