Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"van cua cham snippets" » "van cua code snippets", "van cua cha snippets", "van qua cham snippets", "van ca cham snippets", "vang cua cham snippets", "ban cua cham snippets", "dan cua cham 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 cham 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 cham snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( van cua cham snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("van cua cham snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.