Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cuong do he snippets" » "cuong do code snippets", "cuong dao he snippets", "cuong vo he snippets", "luong do he snippets", "cuong do ke snippets", "cuong do le snippets", "cuong do ve 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: (((("cuong do he snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cuong do he snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cuong do he snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuong do he snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.