Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"yang tinh tu snippets" » "dang tinh tu snippets", "bang tinh tu snippets", "nang tinh tu snippets", "yang trinh tu snippets", "yang tinh thua snippets", "yang tinh yeu 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: (((("python using java snippets") or ("yang tinh tu snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("yang tinh tu snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( yang tinh tu snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("yang tinh tu snippets"))) or ("locating bug core snippets"))*.