Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"thu vat hon snippets" » "thu vat code snippets", "thuc vat hon snippets", "thu va hon snippets", "thuat vat hon snippets", "thu vat hoc snippets", "thu vat con snippets", "thu vat khong 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: (((("thu vat hon snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thu vat hon snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( thu vat hon snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thu vat hon snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.