Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cong may cac snippets" » "cong may code snippets", "cong xay cac snippets", "cong ma cac snippets", "cong hay cac snippets", "cong may cat snippets", "cong may mac snippets", "cong tay cac 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: (((("cong may cac snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cong may cac snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cong may cac snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong may cac snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.