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