Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"chon va doi snippets" » "chon va code snippets", "chong va doi snippets", "chon vi doi snippets", "cho va doi snippets", "chon va dai snippets", "chon va doc snippets", "chon 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: (((("chon 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: (((("chon va doi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( chon va doi snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chon va doi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.