Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"khoi mu cham snippets" » "khoi mu code snippets", "khoi su cham snippets", "kho mu cham snippets", "khoi cua cham snippets", "khoi tu cham snippets", "khoi vu cham snippets", "khoi qua 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: (((("khoi mu 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: (((("khoi mu cham snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( khoi mu cham snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khoi mu cham snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.