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