Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"trong dao he snippets" » "trong dao code snippets", "truong dao he snippets", "trong dam he snippets", "trong dan he snippets", "trong tao he snippets", "trong dao ho snippets", "trong dao ve 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: (((("trong dao he snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trong dao he snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( trong dao he snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trong dao he snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.