Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tang van lon snippets" » "tang van code snippets", "dang van lon snippets", "hoang van lon snippets", "trong van lon snippets", "tang van long snippets", "tang van loi snippets", "tang van loc snippets"
"python using java snippets" » "python using data snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("tang van lon snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tang van lon snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( tang van lon snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tang van lon snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.