Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phu thi cham snippets" » "phu thi code snippets", "phu thi hai snippets", "phu toc cham snippets", "phu thi ha snippets", "phuc thi cham snippets", "phu tho cham snippets", "chu thi 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: (((("phu thi 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: (((("phu thi cham snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( phu thi cham snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phu thi cham snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.