Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"khau van doc snippets" » "khau van code snippets", "chau van doc snippets", "khau dan doc snippets", "khao van doc snippets", "khau van duoc snippets", "khau van hoc snippets", "khau 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: (((("khau van doc snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"khau van doc snippets\") OR (\"python using java snippets\"))) OR (\"locating bug core snippets\"))".
• Removing quotes may allow a broader search: (((( khau van doc snippets ) OR ( python using java snippets ))) OR ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khau van doc snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))*.