Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cham voi chi snippets" » "cham voi code snippets", "cham hoi chi snippets", "pham voi chi snippets", "cham soc chi snippets", "cham doi chi snippets", "cham voi chien snippets", "cham hoi chiu 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 voi chi 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 voi chi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cham voi chi snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cham voi chi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.