Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cham vit con snippets" » "cham vit code snippets", "cham viet con snippets", "pham viet con snippets", "chat viet con snippets", "cham vat con snippets", "cham vi con snippets", "cham vot con 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: (((("cham vit con snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cham vit con snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cham vit con snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cham vit con snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.