Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hao va doi snippets" » "hao va code snippets", "hao van doi snippets", "tao va doi snippets", "cao va doi snippets", "hao va dai snippets", "hao va doc snippets", "hao va do 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: (((("hao va doi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hao va doi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( hao va doi snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hao va doi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.